repurposed drugs

If there is a single lesson to be learned from three years of the pandemic, it's that if you're going to try to treat Covid with a drug, it had better be a direct-acting antiviral drug. (1)
The study looks at hospitalized patients predominantly in the US along with Spain, China, and South Korea. The roughly 300,000 patients received a combination of 3455 different repurposed and adjunctive drugs.
Six months ago it seemed that every other lab had a kick-ass, re-purposed drug that was only weeks away from putting the hurt on COVID. How did that work out? 
Doctors and scientists are throwing every conceivable size, shape, and color of the kitchen sink at COVID (as well they should) but there is little to show for it so far.